Matthew C. Keifer

Striving to provide opportunities for farm worker community participation in research.

M. K. Salazar, M. Keifer, J. Crowe, 2008, Journal of agricultural safety and health.

Validity study of self-reported pesticide exposure among orchardists

N. Seixas, W. Longstreth, M. Keifer, 2001, Journal of Exposure Analysis and Environmental Epidemiology.

Development of a life events/icon calendar questionnaire to ascertain occupational histories and other characteristics of migrant farmworkers.

L. Stallones, S. Vernon, C. Hanis, 2001, American journal of industrial medicine.

Symptoms and cholinesterase activity among rural residents living near cotton fields in Nicaragua.

H. Checkoway, M. Keifer, J. Moon, 1996, Occupational and environmental medicine.